20853550440

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3347}}^1$

素因数の和:4014

約数の個数: 192

約数和(自身を含む): 70414868160

約数和(自身を除く): 49561317720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 641, 648, 810, 972, 1080, 1215, 1282, 1620, 1923, 1944, 2430, 2564, 3205, 3240, 3347, 3846, 4860, 5128, 5769, 6410, 6694, 7692, 9615, 9720, 10041, 11538, 12820, 13388, 15384, 16735, 17307, 19230, 20082, 23076, 25640, 26776, 28845, 30123, 33470, 34614, 38460, 40164, 46152, 50205, 51921, 57690, 60246, 66940, 69228, 76920, 80328, 86535, 90369, 100410, 103842, 115380, 120492, 133880, 138456, 150615, 155763, 173070, 180738, 200820, 207684, 230760, 240984, 259605, 271107, 301230, 311526, 346140, 361476, 401640, 415368, 451845, 519210, 542214, 602460, 623052, 692280, 722952, 778815, 813321, 903690, 1038420, 1084428, 1204920, 1246104, 1355535, 1557630, 1626642, 1807380, 2076840, 2145427, 2168856, 2711070, 3115260, 3253284, 3614760, 4066605, 4290854, 5422140, 6230520, 6436281, 6506568, 8133210, 8581708, 10727135, 10844280, 12872562, 16266420, 17163416, 19308843, 21454270, 25745124, 32181405, 32532840, 38617686, 42908540, 51490248, 57926529, 64362810, 77235372, 85817080, 96544215, 115853058, 128725620, 154470744, 173779587, 193088430, 231706116, 257451240, 289632645, 347559174, 386176860, 463412232, 521338761, 579265290, 695118348, 772353720, 868897935, 1042677522, 1158530580, 1390236696, 1737795870, 2085355044, 2317061160, 2606693805, 3475591740, 4170710088, 5213387610, 6951183480, 10426775220, 20853550440]

約数ペア:

[(1, 20853550440), (2, 10426775220), (3, 6951183480), (4, 5213387610), (5, 4170710088), (6, 3475591740), (8, 2606693805), (9, 2317061160), (10, 2085355044), (12, 1737795870), (15, 1390236696), (18, 1158530580), (20, 1042677522), (24, 868897935), (27, 772353720), (30, 695118348), (36, 579265290), (40, 521338761), (45, 463412232), (54, 386176860), (60, 347559174), (72, 289632645), (81, 257451240), (90, 231706116), (108, 193088430), (120, 173779587), (135, 154470744), (162, 128725620), (180, 115853058), (216, 96544215), (243, 85817080), (270, 77235372), (324, 64362810), (360, 57926529), (405, 51490248), (486, 42908540), (540, 38617686), (641, 32532840), (648, 32181405), (810, 25745124), (972, 21454270), (1080, 19308843), (1215, 17163416), (1282, 16266420), (1620, 12872562), (1923, 10844280), (1944, 10727135), (2430, 8581708), (2564, 8133210), (3205, 6506568), (3240, 6436281), (3347, 6230520), (3846, 5422140), (4860, 4290854), (5128, 4066605), (5769, 3614760), (6410, 3253284), (6694, 3115260), (7692, 2711070), (9615, 2168856), (9720, 2145427), (10041, 2076840), (11538, 1807380), (12820, 1626642), (13388, 1557630), (15384, 1355535), (16735, 1246104), (17307, 1204920), (19230, 1084428), (20082, 1038420), (23076, 903690), (25640, 813321), (26776, 778815), (28845, 722952), (30123, 692280), (33470, 623052), (34614, 602460), (38460, 542214), (40164, 519210), (46152, 451845), (50205, 415368), (51921, 401640), (57690, 361476), (60246, 346140), (66940, 311526), (69228, 301230), (76920, 271107), (80328, 259605), (86535, 240984), (90369, 230760), (100410, 207684), (103842, 200820), (115380, 180738), (120492, 173070), (133880, 155763), (138456, 150615)]